Home / 49,860.64-68,806.47-28,641.27

Finding the Fourth Proportional to 49,860.64, 68,806.47 and 28,641.27

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Solution

The fourth proportional to 49,860.64, 68,806.47 and 28,641.27 is: 39,524.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,860.64 : 68,806.47 = 28,641.27 : x
  2. Step 2: Convert to fraction form
    49,860.64/68,806.47 = 28,641.27/x
  3. Step 3: Cross multiply
    49,860.64x = 68,806.47 × 28,641.27
  4. Step 4: Simplify right side
    49,860.64x = 1,970,704,685.02
  5. Step 5: Solve for x
    x = 1,970,704,685.02/49,860.64
  6. Step 6: Final answer
    x = 39,524.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.